Which Cisco IOS version are you using? Is it by any chance less than 12.0.7T. There is a bug CSCdp37366 in the IOS versions before 12.0.7T with the featureset CBAC due to which the H323 calls dont work properly with no video display. Upgrading the IOS to 12.0.7T and above should help solve the problem.
SIP traces provide key information in troubleshooting SIP Trunks, SIP
endpoints and other SIP related issues. Even though these traces are in
clear text, these texts can be gibberish unless you understand fully
what they mean. This document attempts to br...
Please find the attached HTML document, download and open it on your PC.
This provides an easy to use form where you simply answer a few
questions and it will render the proper jabber-config.xml file for you
to copy/paste. There is built in logic to verif...
CUCM Database Replication is an area in which Cisco customers and
partners have asked for more in-depth training in being able to properly
assess a replication problem and potentially resolve an issue without
involving TAC. This document discusses the bas...